Home / 941,620.14-1,299,380.60-511,896.50

Finding the Fourth Proportional to 941,620.14, 1,299,380.60 and 511,896.50

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Solution

The fourth proportional to 941,620.14, 1,299,380.60 and 511,896.50 is: 706,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,620.14 : 1,299,380.60 = 511,896.50 : x
  2. Step 2: Convert to fraction form
    941,620.14/1,299,380.60 = 511,896.50/x
  3. Step 3: Cross multiply
    941,620.14x = 1,299,380.60 × 511,896.50
  4. Step 4: Simplify right side
    941,620.14x = 665,148,381,307.90
  5. Step 5: Solve for x
    x = 665,148,381,307.90/941,620.14
  6. Step 6: Final answer
    x = 706,387.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.